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7-31
BLEEDING THE FUEL SYSTEM
BLEEDING THE FUEL SYSTEM
Loosen air vent plug at the outlet of
prefilter.
Do hand-priming the lift pump repeatedly
until air bubbles comes out from air vent
plug hole completely.
Tighten air vent plug to its origin position.
Do not vent the fuel system on a hot
Do not vent the fuel system on a hot
engine. this can cause fuel to spill onto
engine. this can cause fuel to spill onto
a hot exhaust manifold, which can
a hot exhaust manifold, which can
cause a fire.
cause a fire.
The fuel pump, high-pressure fuel lines,
The fuel pump, high-pressure fuel lines,
and fuel rail contain very high-pressure
and fuel rail contain very high-pressure
fuel. Do not loosen any fittings while
fuel. Do not loosen any fittings while
the engine is running. Personal injury
the engine is running. Personal injury
and property damage can result. Wait
and property damage can result. Wait
at least 10 minutes after shutting down
at least 10 minutes after shutting down
the engine before loosening any fittings
the engine before loosening any fittings
in the high-pressure fuel system to
in the high-pressure fuel system to
allow pressure to do decrease to a
allow pressure to do decrease to a
lower level.
lower level.
14)
14)
(1)
(2)
(3)
Air vent
plug
Open
Close
Lift pump
35D9F6MI23